Mouse & Keyboard only offers a few advantages with some guns, and with the Gnasher meta that's usually moot. The real problem is the UltraWide Displays with FOV sliders offering bigger peripheral vision. That and the hackers, but that's everywhere.

Greed happened. Seeing how people were getting suckered into buying RNG loot boxes for customization in other games has proven that it's cost efficient to have no ceiling cap on the big whales so they can spend exorbitant amounts of money throughout the game's lifespan and still not acquire every piece of customization.